For the Crust combine flours, herbs and salt in a big bowl. Using your fingers work in the vegetarian spread or butter until coarse crumbs have formed. Add the egg and the tbs of water. Knead into a smooth dough. If dough is too dry, add another tbs of water and knead again.,Pat dough into a greased 10 inch spring-form pan (or pie dish). Prick with a fork and pre-bake in the preheated oven at 180°C/350°F for 10 minutes.,Meanwhile for the filling heat the oil in a pan. Sautee onions and pear slices for 4 minutes. Set aside.,______,Fold the slightly cooled sauteed onions and pears into the sour cream mixture. Pour this into the pre-baked pie shell.,Bake in the oven at 180°C/350°F for 30 minutes or until toothpick inserted in the centre comes out clean and quiche is slightly browned.